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Boston Sour Cocktail

07-05-2024
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Recipes

Boston Sour Cocktail

The Whiskey Sour is one of the oldest known cocktails. The Boston Sour is actually nothing more or less than the well-known Whiskey Sour with protein in it. But it is precisely that protein that makes it perfectly creamy and foamy. Cheers!

INGREDIENTS

  • 2 oz (60 ml) bourbon whiskey
  • 1 oz (30 ml) fresh lemon juice
  • 3/4 oz (22,5 ml) pure maple syrup (or simple syrup)
  • 1 oz (30 ml) egg white
  • Ice
Boston Sour Cocktail

EQUIPMENT

  • Coupe
  • Airtender Hand Air Pump or Airtender Electric with Aerator


METHOD WITH AIRTENDER ELECTRIC

Watch video instructions here

  1. Attach the Aerator to the Airtender hose
  2. Combine the ice cubes and all other ingredients in a glass
  3. Select A mode, setting 3 and activate to start the airflow
  4. First, keep the control valve hole open to stir for 5 seconds without air
  5. Cover the control valve on top and stir with air, until foam reaches the rim
  6. Cover the control valve on top and stir only the foam with air for 5 seconds

METHOD WITH AIR HAND PUMP

Watch video instructions here

  1. Attach the Aerator to the Airtender Hand Air Pump
  2. Combine the ice cubes and all other ingredients in a glass
  3. First, stir the ingredients with the pump and Aerator, without pumping
  4. Move the aerator to the center of the glass 
  5. Pump until the foam reaches the rim
  6. Stir the foam with the pump and Aerator
  7. Pump again until the foam reaches the rim
  8. Repeat steps 6 and 7 if necessary

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